My xbox does not sound, how to fix the audio, you have a problem with audio on xbox One, Series S, Series x. You just bought an xbox series and the sound of your Xbox does not listen, in this tutorial you will have the necessary help to correct the audio on your xbox terminal. 

This tutorial works whether you are new to the new xbox S or X series, or if you have an Xbox One, no problem, the xbox 360 also just as this outdated configuration is a little different. 

MY XBOX DOES NOT SOUND SOLUTION

This happens when you buy a new xbox and set it up, it usually comes with no sound when you turn on the Xbox.

1. Let's go to the "Configuration"
2. "General" and in "Screen and television options"
3. In "advanced options" y "fidelity and video overscan.".
4. In "Invalidations"We put will be VDI we put "HDMI" or "Automatically detects"
5. Now the xbox will be heard, but the resolution will have been lowered.
6. Then in "Display"we are going to "Resolution"and choose the highest 1080 or if you have higher, they put it.
7. Error corrected.

YOU ARE INTERESTED  

AUDIO PROBLEM IN CINEMATICS OR CHARACTER VOICES

1. We have to have applied the previous configuration and have in Invalidations "Automatically detects"
2. Go to "Configuration".
3. In "General" y "Audio output and volume"
4. In "Speaker audio"we put "Uncompressed stereo"
5. Ready, we can amplify this configuration with the same in-game and audio settings.

Source: Xbox forum

2 VIDEOS TO SOLVE THIS AUDIO PROBLEM

https://www.youtube.com/watch?v=sC2RnpQyih4&t=8s